Marriott Marquis Houston announced Juan Calderon has been named the new Hotel Manager. In his role, he will serve as the strategic business leader of property operations at the 1,000-room urban resort and be responsible for areas including front office, recreation/fitness center, housekeeping, security loss/prevention, engineering/maintenance, food and beverage, and event management. He will work with other members of Marriott Marquis Houston s Executive Committee and department heads to develop and implement property-wide strategies, ensuring customer needs are met, employees are satisfied, and financial performance is on target.